Abstract: A combination shipping container and vehicle is disclosed that may be handled and lifted in a similar fashion to a standard shipping container, and also may provide its own motive force for driving as a vehicle. The combination includes a vehicle frame that is generally the length and width of the standard shipping container. The frame provides a strong support framework for the combination. An engine means is supported by the frame, and a suspension means supports at least four wheels by the frame. A transmission means mounted to the frame transfers rotational energy from the engine means to at least two of the wheels through a transfer case and an axle. A driver's cab is fixed to and above the frame at a forward end thereof and includes driver controls for controlling the engine means, steering and braking of at least two of the wheels, and other related motor vehicle functions. A container portion is fixed to and above the frame at a rear end thereof.

Abstract: A motorcycle in which the clutch on-off operation and the gear-shift operation of the transmission are automated that can be driven when the actuator fails without complication of the structure and upsizing of the power unit. A crankcase of a power unit accommodates a transmission including a plurality of gears, a gear-shift clutch that is engaged or disengaged at gear-shift operation, and a shift shaft that engages or disengages the clutch and provides gear change of the transmission. Part of the shift shaft projects from the crankcase. A projecting portion of the shift shaft and an output shaft of an actuator are connected together on the outside of the crankcase with a connecting device. The connecting device is detachably connected to the projecting portion of the shift shaft or the output shaft of the actuator.

Abstract: A foot operated gear-shift assembly, gear shift conversion kit, and method for converting the shifting gears of a conventional motorcycle, all-terrain vehicle, and like vehicle wherein the heel and toe shift elements of the conventional rocker-arm gear shift assembly are separated and pivot about separate pivot axes.

Abstract: A method for operating a drive train of a vehicle with a drive engine, a brake system, at least two vehicle cross-shafts of a first vehicle axle with at least two wheels. The cross-shafts being actively connected via a transverse distributor gear and being driven by the engine. The vehicle also possibly having a second vehicle axle with at least two wheels. Frictional shift elements of the first vehicle axle, between the wheels of the first vehicle axle and the transverse distributor gear, are provided for variable distribution, to the first vehicle axle, of the fraction of the drive torque from the engine in the transverse direction of the vehicle between the two wheels. A desired yaw torque is determined. The drive engine, brake system and shift elements are controlled such that the desired yaw torque is produced essentially without changing the positive forward drive of the vehicle.

Abstract: A power transmission device is provided to improve sealing performance by reducing change in a surface pressure of sealing parts between power transmission shafts and boots. A first cylinder part of a boot is made from thermoplastic elastomer. A thickness Ta of the first cylinder part ranges from 1 mm to 2 mm, and a crimping allowance of the first cylinder part by a clamp member ranges from 0.1 mm to 0.5 mm. A width Wa of a first engaging groove formed at a power transmission shaft is equal to or greater than 20 percents of an axial width Wb of the clamp member. An axial distance from an end of the clamp member, near a bellows part, to an edge portion of the first engaging groove, near the bellows part, is in the range between 42.5 percents to 100 percents of the axial width Wb of the clamp member.

Abstract: To provide a technology relating to a structure in which seat belt tension acting on a seat belt for occupant restraint installed in a vehicle is controlled by mechanism of driving of an electric motor and which provides a high level of convenience when the vehicle is reversed. In a seat belt retractor of a seat belt apparatus which is installed in a vehicle, when a seat belt is worn by a vehicle occupant and the vehicle is reversed, a motor is controlled to rotate a spool to unwind the seat belt so as to reduce the seat belt tension acting on the seat belt.

Abstract: To provide a technology relating to a structure in which seat belt tension acting on a seat belt for occupant restraint installed in a vehicle is controlled by driving of an electric motor and which is effective and provides high level of convenience when the vehicle is parked. In a seat belt retractor of a seat belt apparatus which is installed in a vehicle, when a seat belt is worn by a vehicle occupant and the vehicle is parked, a motor is controlled to rotate a spool to unwind the seat belt so as to reduce the seat belt tension acting on the seat belt.

Abstract: An interlock system for measuring the sobriety of a potential motorized apparatus operator is coupled to the starting mechanism of said motorized apparatus. The interlock system includes a microprocessor controlled handset, base unit and photographic device. The photographic device facilitates the identification process of the person taking the test by taking at least two consecutive pictures, one before and one during the test, which makes circumvention of the test a recordable event for later viewing by a monitoring person or facility. Further, rolling re-tests are used in the event the motorized apparatus was allowed to engage and operate and to once again verify the blood alcohol content of the person operating said apparatus and verify their identity during said test with said photographic device.

Abstract: The invention is directed to develop for the higher performance of the motor by means of incorporating the function of the pump to circulate the fluid through conduit laid around the housing in rotating operation with a single shaft in common use among original motor, pump and another impeller equipped therein, thus enabling to cool the high temperature inside of the motor by means of exposing to fresh air or cooler to keep high torque and to augment the torque produced by the rotating force caused by the difference between two areas of the vanes of two impellers accommodated within the same chamber according to Pascal's principle, thus enabling to put the electric vehicle to an actual use by the method that single unit or so is easily possible to replace the used battery with charged battery with almost same trouble in case of supplying fuels to the engine motor cars in continuous driving operation.

Abstract: Systems for active feedback and control of the steering response in a vehicle. More particularly, torque sensor based steering response systems for vehicles which allow for distinctive and customized driving feel characteristics through improved feedback of tire-surface interactions. The systems of the invention automatically translate the torque exerted on the vehicle wheels to a torque exerted on the vehicle steering wheel, achieving a human perception of a steering response as desired by the driver or as desired by the manufacturer. New advances in torque sensing based on surface acoustic waves enhance the active feedback systems of the invention with improved accuracy and reliability.

Abstract: A vehicle steering device and method for controlling steering of a steer-by-wire vehicle. A steering instrument receives input from a driver and a turning device turns the wheel(s). A selectively engageable backup clutch is positioned between the steering instrument and the turning device. Whether or not the backup clutch is engaged is based a steering state signal from the steering instrument and a turning state signal from the turning device.

Abstract: A vehicle steering device includes a cable, a pulley, and a securing portion. The cable transmits movement of an operating unit operated by a driver to a turning unit that turns a steering control wheel. The pulley winds up the cable. The securing portion secures an end of the cable to the pulley. A restricting member is provided at the pulley. The cable is wound up along a winding groove, which is formed in an outer peripheral surface of the pulley. As the pulley is rotated, the cable is brought into contact with the winding groove by the restricting member. The restricting member is disposed at a location that is separated from the securing portion along the winding groove by a predetermined length.

Abstract: A hydraulic steering device (1) of a mobile machine, in particular of an industrial truck, includes a steering angle transmitter (2) in mechanically functional communication with a steering valve (4). As a function of the actuation of the steering angle transmitter (2), the steering valve (4) controls the connection of a steering drive (13) with a pressure fluid source (6) and a reservoir (11). To vary the translation ratio of the steering device in a simple manner, a bypass device (20) is operationally associated with the steering drive (13). By activation of the bypass device, the quantity of pressure fluid delivered from the pressure fluid source (6) to the steering drive (13) can be diverted to a reservoir (11).

Abstract: A front steering gear (18) is connected with steerable front wheels (12 and 14) of a vehicle (10). A rear steering gear (28) is connected with steerable rear wheels (30 and 32) of the vehicle (10). A torque sensor (40) connected with a steering wheel (16) provides an output to a controller (42). The controller (42) effects operation of the rear steering gear (28) in response to an output of the torque sensor (40) corresponding to manual application of at least a predetermined force to the steering wheel (16). Alternatively or in addition, the controller (42) may effect operation of a rear wheel brake (50 or 52) which is disposed on a radially inner side of a turn in response to the output from the torque sensor (40).

Abstract: A piston is disclosed that includes a longitudinal passage disposed between outlets on the opposing faces of the piston, and a radial passage extending from a node with the longitudinal passage to an outlet on the annular wall between opposing piston seals. Check valves are disposed in the longitudinal passage between the node and each of the piston faces, such that each of the check valves enables fluid flow from its inlet to the outlet on the annular wall, and block fluid flow from the outlet on the annular wall to the inlet. In the event of pistons in a fluid system becoming out of phase with each other, fluid may be admitted through the inlet of the longitudinal passage and the respective check valve and out a side wall outlet, thereby bypassing the piston to exit via the respective end port, until another, out-of-phase piston or pistons in the system also reach full extension or retraction, automatically returning all pistons in the system to be in phase with each other.

Abstract: A power steering apparatus includes a power cylinder including first and second pressure chambers, a hydraulic pump including first and second discharge ports, the hydraulic pump being arranged to supply a hydraulic pressure selectively to the first and second pressure chambers; first and second hydraulic passages connecting the first and second pressure chambers and the first and second discharge ports; a motor arranged to drive the hydraulic pump; a motor control section configured to output a drive signal to the motor; a reservoir tank storing a hydraulic fluid; first and second bypass passages connecting the first and second hydraulic passages and the reservoir tank; first and second bypass valves arranged to open and close the first and second bypass passages; and first and second flow rate restricting sections disposed in the first and second bypass passages, and arranged to decrease flow rates of the first and second bypass passages.

Abstract: Power steering systems in which an electric motor which is fed by the on-board power system applies the assisting steering force are being used to an increasing degree in vehicles. However, the on-board power system is very heavily loaded by the growing number of electric drives and loads, for example, actuating motors, heating elements and air conditioning systems, which are integrated in the vehicles. Solutions with a relatively high on-board power system voltage of, for example, 42 volts may require extensive resetting of all the relevant electric components to this higher voltage. In order to be able to make available an electrical energy supply for the electric motor independently of the on-board power system, in a power steering system, the electric motor is controlled by an electronic control unit in order to act on the toothed rack of the steering system in a manner which supplies power assistance force.

Abstract: A control unit including a plurality of boards is formed of a single multilayer metal substrate, whereby an electric power steering apparatus can be obtained in which connection members for connecting between the boards are made unnecessary, so the size and cost of the apparatus can be reduced, and the reliability of bonding can be improved. In the electric power steering apparatus, a power main body (20a) and a control main body (20b) are mounted on a metal substrate (22), and the power main body (20a) and the control main body (20b) are electrically connected to each other by wiring patterns (26a through 26e) and metal columns 28a through 28d in the metal substrate 22.

Abstract: In a motor-driven power steering apparatus which converts a rotation of an electric motor into a linear stroke of a rack shaft by a power transmission mechanism, and steers a wheel coupled to the rack shaft, there is provided an automatic neutral restoring means for judging a vehicle stop and a manual steering rest, and rotating the electric motor in such a manner as to restore a detected steering angle of a steering angle sensor to a neutral position so as to execute an automatic steering, when the steering angle is out of the neutral position.

Abstract: A motor-driven power steering apparatus is provided with a self-aligning torque computing means for computing a self-aligning torque based on of a steering angle and a vehicle speed, a friction torque computing means for computing a friction torque in accordance with a steering angle change from a steering angular velocity, an apparent steering torque computing means for computing an apparent steering torque from the friction torque and a steering torque, and a steering torque feedback control means for driving and controlling an assist motor in such a manner that a difference between the self-aligning torque and the apparent steering torque becomes 0.

Abstract: A pivoting panel-mount speaker assembly comprises a speaker housing. The speaker housing has a perimeter flange portion, an exterior housing wall extending rearwardly from the perimeter flange portion, and an interior curved track extending rearwardly from the perimeter flange portion. The interior curved track has an outward facing convex surface and an inward facing concave surface. The speaker assembly further comprises a speaker unit having a transducer element and a speaker frame supporting the transducer element. The speaker frame has an outward facing surface configured to slidably engage the inward facing concave surface of the housing interior curved track. The speaker assembly further comprises a speaker support member attached to the speaker unit. The speaker support member also has an inward facing surface configured to slidably engage the outward facing convex surface of the housing interior curved track.

Abstract: A speaker includes a housing; a support assembly installed on the lower end of the housing to support the housing; at least one first speaker unit installed in the housing to reproduce a sound signal; and a second speaker unit installed in the support assembly to reproduce a sound signal which belongs to a low sound band. Openings are defined through both sides of the support assembly to transmit to the outside sound reproduced by the second speaker unit. A guide cone is provided to the lower end of the support assembly to guide sound toward the openings. The speaker unit can be installed in a baffle which is supported at the opened front end of the housing to be rotated about a vertical axis. Through rotating the baffle, the speaker unit can be actually rotated within a predetermined range to change a sound transmission direction.

Abstract: A vehicle cab noise suppressing system includes a cab interior panel having an opening exposed to acoustic noise in the cab, an acoustic resonator chamber, and a conduit communicating the resonator chamber to the opening. The resonator chamber is formed by a plurality of walls which are spaced apart from the interior panel and which are formed by a second panel. A third panel cooperates with the walls to enclose the resonator chamber. The chamber volume and the diameter and length of the conduit are chosen so as to acoustically tune the chamber to a noise frequency in the cab and thereby reduce noise in the cab.

Abstract: The present invention is directed to an improved dual phase muffler for the abatement of reduction of sound and emission pollutants such as hydrocarbons, carbon monoxide, and nitrogen oxides. More specifically, the muffler comprises a muffler casing, an inner chamber formed in the muffler, and a catalytically coated supported material contained within the inner chamber. The present invention is also directed to a catalytically coated metallic foam catalyst support, which optionally can be pre-coat with a metallic thermal arc sprayed layer.

Abstract: The objective of the present invention is to efficiently and inexpensively mass-produce a sound insulator for a vehicle which is light in weight and has excellent sound insulating properties. For this purpose, the ultra-light sound insulator of the present invention is composed of a felt single sheet 3 having a vehicle interior side surface 1 and a vehicle exterior side surface 2 and being thermoformed of cotton fibers and binder fibers which are tangled and contacted and jointed to each other in a random manner. The ratio of the stiffness of the vehicle interior side surface 1 to that of the vehicle exterior side surface 2 is set to be in a range of 1.1 to 10. The single sheet 3 also has an area of gradually-decreasing stiffness 4 that spreads over at least one part of the area between the vehicle interior side surface 1 and the vehicle exterior side surface 2.

Abstract: A safety device for a fall restraint includes an anchoring member (1) to which the fall restraint can be coupled directly or indirectly, and a fastening element for a firm and durable connection to an object (10). The fastening element is formed by a flexible fastening flap (11) which extends laterally from the device and which is intended and adapted to bring about the firm and durable connection to the object.

Abstract: A combination chair and ladder assembly including a center leg, a rear leg and a front leg wherein the rear leg is pivotally connected to the center leg and swings outwardly away from the center leg. The assembly includes a lower step or platform assembly including a first platform having first and second portions with a hinge connecting the first and second portions. The front leg is connected to the first platform. In addition, the chair and ladder assembly may include an upper step or platform assembly having a plurality of platforms pivotally connected to the center leg and to a front support member. The lower step or platform assembly operates independently of the upper step or platform assembly.

Abstract: A multiple task mobile working platform having a generally rectangular platform frame is provided. An adjustable scaffold leg member support allows for attachment of a variety of scaffolds of different dimensions. An angled tubular bracket allows for attachment of legs members in different positions to allow for maximum stability where there is sufficient space and for a more compact foot print when the working platform must be placed close to a building or object. Precise leveling of the working platform, removable safety side rails and an optional trailer are also disclosed.

Abstract: A fluid dynamic pressure effect can be sufficient without receiving a large effect of viscous friction of lubricating oil with changes in the environmental temperature in which it is used, and smooth starting of the rotating shaft can be ensured by regulating the gap between the rotating shaft and bearing within a suitable range. An outer diameter of the bearing, D, a length in an axial direction of the bearing, L, a gap at a radial side which is between the rotating shaft and the bearing, C, and an inclining height of the bearing end surface to which the flange is faced, ?, satisfy the expression L/D<C/?. It is preferable that the inclining height, ?, be 2 to 6 ?m, the inner diameter of the bearing be 1 to 3 ?m, and the gap at a radial side, C, be 1 to 4 ?m.

Abstract: A self-powered automatic lubrication system for electric motors utilizes an electromagnetic sensor/generator, which picks up motor vibrations that are synchronous with the rotations of the motor shaft, and in response, generates an alternating current. The current is rectified and used to charge a secondary battery that supplies power to the electronic control system. This control system utilizes the alternating current produced by the sensor/generator as an output signal to time the injection of the lubricant into the motor bearings. The sensor/generator comprises a coil and a permanent magnet suspended by springs within the coil. The magnet moves as the motor vibrates causing electric current to be generated in the coil. The physical parameters of the magnet and the springs are selected such that the movement occurs in resonance with the fundamental frequency of the motor vibrations.

Abstract: The present invention discloses a wireless electronic menu device, which comprises a menu body and a menu base, wherein a plurality of menus is placed on the menu body; a photo-sensor is used to automatically detect the menu the customer is reading; an induction stylus is pointed to the menu and emits a signal to indicate the coordinates of the position it is pointed to; the menu body collects the related data and transfers the data to the menu base with a wired communication device or a wireless communication device; the menu base retrieves the data corresponding to the coordinates, such as voice, audio, text, image and video data, from its storage device or an external storage device; the menu base presents the multimedia data to aid the customers to acquire meal information and order meals. The present invention also discloses an ordering system containing the abovementioned wireless electronic menu device.

Abstract: A brake disk for a disk brake, in particular, for motor cycles or bicycles, includes a brake band of a first material which has a high heat resistance and an inner part (20) of a second material which has a lower density than the first material. The brake band and the inner part (20) each have a plurality of extensions, which in each case are arranged in pairs bordering one another. A plurality of connecting elements connect the brake band (10) to the inner part (20) by being received in recesses (13, 23) formed in the extensions. Thus, a divided brake disk has little deformation or wear in the region of the connection between the brake band and the inner part in combination with a low weight. Specifically, the recess (23) is formed in such a way that the connecting line (51) between the ends of the recess (23) is at an angle ? of from 15 to 85° to the tangential direction (50).

Abstract: A brake actuator comprising: a mount including an input lever, a pivotal shaft; an operative output member connected to the shaft, a connector arm positioned adjacent the input lever and spaced axially from the output member; and an adjustable connection device, comprising: a link; a first connector connecting the link to the input lever, wherein the first connector comprises a seat provided on the input lever and supporting the link and a seat support structure between the input lever and the seat for supporting the seat; and a second connector connecting the link to the connector arm; to connect the input lever to the connector arm and the shaft via the link such that, when the output member is connected to one or more cables, movement of the input lever in either the applying or releasing directions pivots the shaft to apply or release tension to the cables.

Abstract: A brake (10) for applying a braking force to a shaft includes a housing (11) which defines a chamber (17). The housing (11) includes a plurality of depressions (19) which are circumferentially spaced around an axis (22). A rotatable actuator (40) is received in the chamber (17) and includes a plurality of depressions (43) circumferentially spaced around the axis (22). The housing depressions (19) face the rotatable actuator depressions (43) and each matching pair of depressions receive a ball (23) therebetween. A spring (50) under compression is positioned centrally about the axis (22). A bearing (56) is interposed between the rotatable actuator (40) and disc assembly (70). When the rotatable actuator (40) is rotated, the balls (23) roll along the depressions (19, 43) to gradually shallower portions thereof. This in turn moves the rotatable actuator (40) axially away from the housing (11), thereby applying a braking force to the shaft.

Abstract: A brake system including a suspension component housing at least one actuation piston to reversibly extend a brake pad; and a wheel that is in rotational engagement to the suspension component, the wheel having a rim portion with an interior surface that is contacted by the brake pad of at least one actuation piston when in an extended position.

Abstract: The present invention relates to a disc for disc brakes, comprising a support and a braking band suitable to cooperate with brake calipers in order to exert a braking action on a vehicle, said braking band comprising a shaped body extending around a symmetry axis and being laterally defined by braking surfaces, said braking band being made of composite material which can be obtained by the interaction of a mixture, comprising filament rovings, essentially consisting of carbon, which are randomly arranged and have sizes which are not greater than 30 mm, with silicon at a temperature sufficient to cause the melting of said silicon, characterized in that it comprises at least one strengthening ring in carbon-carbon material located near or at the cracking point.

Abstract: This invention provides a solution to increase the yield strength and fatigue strength of miniaturized springs, which can be fabricated in arrays with ultra-small pitches. It also discloses a solution to minimize adhesion of the contact pad materials to the spring tips upon repeated contacts without affecting the reliability of the miniaturized springs. In addition, the invention also presents a method to fabricate the springs that allow passage of relatively higher current without significantly degrading their lifetime.

Abstract: A variable damper with a low off-state, having an outer member including a magnetic sleeve and an inner shaft, between which is supported an electromagnet. Magnetorheological fluid is inserted between the members and a flow path is established over a control region between the electromagnet and the sleeve. Various embodiments of the damper are presented with the electromagnet supported on the outer member and on the shaft. A vibration control system incorporating a magnetorheological fluid variable damper is presented wherein the system provides a relative figure of merit for vibration control of at least 0.83. Devices incorporating the damper in a vibration control system are presented for snow boards, clubs, drills, engines, pumps, generators and vehicles.

Abstract: An MR-fluid (magnetorheological-fluid) hydraulic mount includes a hydraulic-mount partition plate assembly and an electric coil. The partition plate assembly has a longitudinal axis, has first and second sides, and has an MR-fluid through orifice extending substantially parallel to the longitudinal axis from the first side to the second side. The partition plate assembly is devoid of any non-MR-hydraulic-fluid orifice. The electric coil is substantially coaxially aligned with the longitudinal axis and is adapted to magnetically influence the MR-fluid through orifice. The MR-fluid through orifice is positioned radially outward of the electric coil.

Abstract: A divider for use between two springs in a shock absorber in an automobile, including a bottom ring, a top ring fastened to the bottom ring, and a sleeve retained inside the top and bottom rings. The sleeve is made of a plastic material having good wearability, and the top and bottom rings are preferably made of anodized aluminum. The spring divider provides good wearability and enhanced appearance.

Abstract: Embodiments of suspension units for a wheel such as a dirigible wheel for a vehicle such as a motorcycle wherein the dampers at the opposite sides of the wheel each dampen only a compression or an expansion stroke respectively. This offers greater control and simplifies the construction.

Abstract: The invention relates to a telescopic actuator comprising a cylinder in which a main rod is mounted to slide telescopically along a sliding axis between a retracted position and an extended position. The actuator includes an auxiliary rod mounted to slide telescopically in the main rod along said sliding axis between a retracted position and an extended position, the actuator including controlled retaining means for retaining the auxiliary rod in the retracted position inside the main rod.

Abstract: In a suspension spring adjusting apparatus of a hydraulic shock absorber, a mounting structure of a motor to a spring adjusting case is constituted by a three-point support structure in a plan view including a motor shaft of the motor.

Abstract: An improved fluid damping unit of the piston cylinder type that provides substantially equal damping in each direction and improved damping by displacing the full cross sectional area of the piston in each direction and quicker response upon reversal between jounce and rebound.

Abstract: A connecting bearing for a vibration damper includes a cup-shaped bearing housing, in which a disk-shaped transmission element with parallel top and bottom surfaces is provided, this element being attached to the vibration damper. Elastomeric bodies are arranged above and below the top and bottom surfaces, respectively, and a compensating element is provided to compensate for an angular offset between the vibration damper and a line perpendicular to a connecting surface of the connecting bearing. The compensating element is located between at least one of the elastomeric bodies and the transmission element.

Abstract: A strut mount disposed between a body panel and a strut rod comprises an outer member connected to the body panel, an inner member connected to the strut rod, an elastically deformable elastomer disposed so as to connect the outer member and the inner member, and a spring bearing portion formed by extending a part of the outer member outward in a flange form so as to support an end portion of a spring disposed along with the strut rod.

Abstract: The energy absorber system is adapted to a motor vehicle having side rails. The system comprises a top absorber beam positioning in front of the side rails of the motor vehicle, a bottom absorber beam for being positioned beneath the top absorber beam, and at least two uprights providing a rigid connection between the top and bottom beams. The system also includes a rigid cross-member extending between the side rails and being secured directly to the side rails, the top beam being secured to bear against the cross-member.

Abstract: A dynamic damper that has high lateral spring characteristics regardless of the size of a hollow propeller shaft and enables resonance characteristics to be obtained from low to high frequency ranges, wherein metal components are reduced and costs are lowered without bonding, and the dynamic damper is easily mounted. The dynamic damper has a damper mass (3) that freely fits into a hollow shaft (2) and is covered on the surface with an elastic member; mounting members (4, 5) that are disposed at the two ends of the damper mass (3) and are composed of elastic members fixed by compression inside the hollow shaft (2); and elastic connecting members (7, 8) that elastically and integrally connect the damper mass (3) to the mounting members (4, 5) so that the damper mass and mounting members have the same axis (6), and that are inclined in relation to this axis (6).

Abstract: A device for movable support for an input/output unit, especially a flat screen, which is electromotively pivotable from a lying non-use position into an upright position of use and vice versa and which in the non-use position is covered by a cover. The movement of the cover is coupled_with the movement of the input/output unit by means of a cam plate as coupling element.

Abstract: A two-way clutch has a rotational driving unit, a rotational driven unit, a roller interposed between the rotational driven unit and a collar, which is a fixed member and is not rotatable. A recess is formed in an inner peripheral surface of the collar, so that the roller is engaged with the recess. As a result, a locked condition between the rotational driven unit and the collar by means of the roller is not easily released. Therefore, the rotational driven unit is stably held at its locked position, even when a high vibration, a high load and/or a large pulsation is applied to the rotational driven unit.